Population By Race and Ethnicity in Yellowstone County, MT in 2015

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2015, the 156,658 population of Yellowstone County, Montana comprised of 8,479 people who identified as Hispanic (5.41%), and 148,179 people who identified as Non-Hispanic (94.59%).

Race: The White Alone population was the largest racial group in Yellowstone County, Montana with a population of 142,920 (91.23%); American Indian and Alaska Native Alone population was the second largest racial group with a population of 7,173 (4.58%); and Two Or More Races was the third largest racial group with a population of 4,293 (2.74%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Yellowstone County, Montana in 2015, with a population of 136,391 (87.06%); the second largest ethnic group was White Alone - Hispanic with a population of 6,529 (4.17%); and the third largest ethnic group was American Indian and Alaska Native Alone - Non Hispanic with a population of 5,976 (3.82%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Yellowstone, Montana.

You can find similar information for other Montana counties, and for Montana.

Data Source: US Census Bureau (Vintage).

See this for other years:

Hispanics and Non Hispanics in Yellowstone County, MT in 2015

Total Population:156,658

Non Hispanic (94.59%)

Hispanic (5.41%)

Race in Yellowstone County, MT in 2015

Total Population:156,658

White Alone (91.23%)

American Indian and Alaska Native Alone (4.58%)

Two or more races (2.74%)

Asian Alone (0.69%)

Black or African American Alone (0.68%)

Native Hawaiian And Pacific Islander Alone (0.08%)

Ethnicity in Yellowstone County, MT in 2015

Total Population:156,658

Non-Hispanic White Alone (87.06%)

Hispanic White Alone (4.17%)

Non-Hispanic American Indian and Alaska Native Alone (3.82%)

Non-Hispanic Two or more races (2.41%)

All Other Ethnicities (1.78%)

Hispanic American Indian and Alaska Native Alone (0.76%)

Population By Race in Yellowstone , MT in 2015

Race	Population	Percentage
White Alone	142,920	91.23%
American Indian and Alaska Native Alone	7,173	4.58%
Two Or More Races	4,293	2.74%
Asian Alone	1,076	0.69%
Black or African American Alone	1,069	0.68%
Native Hawaiian And Pacific Islander Alone	127	0.08%

Population By Ethnicity in Yellowstone , MT in 2015

Ethnicity	Population	Percentage
White Alone - Non Hispanic	136,391	87.06%
White Alone - Hispanic	6,529	4.17%
American Indian and Alaska Native Alone - Non Hispanic	5,976	3.82%
Two Or More Races - Non Hispanic	3,782	2.41%
American Indian and Alaska Native Alone - Hispanic	1,197	0.76%
Asian Alone - Non Hispanic	987	0.63%
Black or African American Alone - Non Hispanic	941	0.6%
Two Or More Races - Hispanic	511	0.33%
Black or African American Alone - Hispanic	128	0.08%
Native Hawaiian And Pacific Islander Alone - Non Hispanic	102	0.07%
Asian Alone - Hispanic	89	0.06%
Native Hawaiian And Pacific Islander Alone - Hispanic	25	0.02%